| /* |
| * module.h, dynamic module interface |
| * |
| * Copyright (c) 2009-2010 Wind River Systems, Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __MODULE_H |
| #define __MODULE_H |
| |
| #include <dlfcn.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct module; |
| |
| typedef int (*module_init_t)(struct module *module); |
| typedef void (*module_exit_t)(struct module *module); |
| |
| struct module { |
| char *name; |
| |
| int ref_count; |
| void *handle; |
| |
| module_init_t init; |
| module_exit_t exit; |
| |
| void *priv; |
| struct module *next; |
| }; |
| |
| #define MODULE_LAZY RTLD_LAZY |
| #define MODULE_NOW RTLD_NOW |
| #define MODUEL_GLOBAL RTLD_GLOBAL |
| |
| struct module *module_open(const char *path, int flag); |
| int module_close(struct module *module); |
| void *module_symbol(struct module *module, const char *string); |
| |
| #ifdef __cplusplus |
| } /* extern "C" */ |
| #endif |
| |
| #endif /* __MODULE_H */ |